Home / 1,181,954,037.40-1,772,931,056.10-363,960,050.20

Finding the Fourth Proportional to 1,181,954,037.40, 1,772,931,056.10 and 363,960,050.20

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Solution

The fourth proportional to 1,181,954,037.40, 1,772,931,056.10 and 363,960,050.20 is: 545,940,075.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,954,037.40 : 1,772,931,056.10 = 363,960,050.20 : x
  2. Step 2: Convert to fraction form
    1,181,954,037.40/1,772,931,056.10 = 363,960,050.20/x
  3. Step 3: Cross multiply
    1,181,954,037.40x = 1,772,931,056.10 × 363,960,050.20
  4. Step 4: Simplify right side
    1,181,954,037.40x = 645,276,076,179,294,976
  5. Step 5: Solve for x
    x = 645,276,076,179,294,976/1,181,954,037.40
  6. Step 6: Final answer
    x = 545,940,075.30

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.